North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: traffic filtering
In the referenced message, Walter Klomp said: > As far as I know .0 and .255 are network and broadcast addresses > respectively, NEVER should a workstation be configured on these addresses, > unless something drastically changed in the RFC's for IPv4 which I am not > aware of... only on a /24. on /0 - /23 only the first .0 is network, and the last .255 broadcast. on /25-/30 it depends on where the network begins and ends. /31 has no directed broadcast. /32 is a single host and similarly has no directed broadcast. > I for one am filtering .0 and .255 at my border routers, and also rate > limiting echo at a reasonable rate... and have never gotten a complaint > about people not being able to reach or be reached... > > Walter Klomp
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